<template>
	<view class="tn-safe-area-inset-bottom">
		<view class="" :style="{paddingTop: vuex_custom_bar_height + 'px'}">
			<block>
			<!-- 	<view class="nav_title--wrap tn-margin-bottom-sm">
					<view class="nav_title tn-cool-bg-color-15">文 /章 /栏 /目</view>
				</view> -->

				<view class='nav-list'>
					<block v-for="(content_item, content_index) in list" :key="content_index">
						<navigator open-type="navigate" hover-class='none' :url="'/pageC/article/list?cate_uid=' + content_item.uid "
							class="nav-list-item tn-shadow-blur tn-cool-bg-image" :class="[
                getRandomCoolBg(content_index)
              ]">
							<view class="nav-link">
								<view class='title'>{{ content_item.title }}</view>
								<view class='author'> <text class="tn-icon-tag tn-padding-right-xs"></text> {{ content_item.count + '篇内容'}}
								</view>
							</view>
						</navigator>
					</block>
				</view>
				
			</block>

		</view>

	</view>
</template>

<script>
	import template_page_mixin from '@/libs/mixin/template_page_mixin.js'
	import { cateAllList } from '@/utils/api/article.js'
	export default {
		name: 'TemplateNavigation',
		mixins: [template_page_mixin],
		data() {
			return {
				list: []
			}
		},
		onLoad() {
			this.getArticleCate()
		},
		methods: {
			getArticleCate() {
				uni.showLoading({
					title: "努力加载中",
					mask: true,
				})
				cateAllList().then(res => {
					this.list = res
					uni.hideLoading()
				})
			},
			getRandomCoolBg() {
				// return this.$t.color.getRandomCoolBgClass()
				let color = [
					'red',
					'purplered',
					'purple',
					'bluepurple',
					'aquablue',
					'blue',
					'indigo',
					'cyan',
					'teal',
					'green',
					'yellowgreen',
					'lime',
					'yellow',
					'orangeyellow',
					'orange',
					'orangered',
					'brown',
					'grey',
					'gray'
				]
				const index = Math.floor(Math.random() * color.length)
				const colorValue = color[index]
				return 'tn-cool-bg-color-6'//'tn-bg' + '-grey'// + colorValue
			},
		}
	}
</script>

<style lang="scss" scoped>
	/* 标题start */
	.nav_title {
		-webkit-background-clip: text;
		color: transparent;

		&--wrap {
			position: relative;
			display: flex;
			height: 120rpx;
			font-size: 46rpx;
			align-items: center;
			justify-content: center;
			font-weight: bold;
			background-image: url(https://tnuiimage.tnkjapp.com/title_bg/title44.png);
			background-size: cover;
		}
	}

	/* 标题end */

	/* 组件导航列表 start*/
	.nav-list {
		display: flex;
		flex-wrap: wrap;
		padding: 0rpx 12rpx 0rpx;
		justify-content: space-between;

		/* 列表元素 start */
		.nav-list-item {
			padding: 0rpx 30rpx 15rpx 30rpx;
			border-radius: 12rpx;
			width: 45%;
			margin: 0 18rpx 40rpx;
			background-size: cover;
			background-position: center;
			position: relative;
			z-index: 99;



			/* 元素标题 start */
			.nav-link {
				font-size: 32rpx;
				text-transform: capitalize;
				padding: 0 0 10rpx 0;
				position: relative;

				.title {
					font-weight: bold;
					font-size: 36rpx;
					color: #FFFFFF;
					margin-top: 30rpx;
					text-align: center;
				}

				.author {
					font-size: 25rpx;
					color: #FFFFFF;
					margin-top: 10rpx;
					margin-left: -10rpx;
					text-align: center;
				}
			}

			/* 元素标题 end */

			/* 元素图标 start */
			.icon {
				font-variant: small-caps;
				position: absolute;
				top: 20rpx;
				right: 50rpx;
				left: 37%;
				width: 90rpx;
				height: 90rpx;
				line-height: 90rpx;
				margin: 0;
				padding: 0;
				display: inline-flex;
				text-align: center;
				justify-content: center;
				vertical-align: middle;
				font-size: 50rpx;
				color: #FFFFFF;
				white-space: nowrap;
				opacity: 0.9;
				background-color: rgba(0, 0, 0, 0.05);
				background-size: cover;
				background-position: 50%;
				border-radius: 5000rpx;
			}

			/* 元素图标 end */
		}

		/* 列表元素 end */
	}

	/* 组件导航列表 end*/
</style>